Stock Market 7 December 2025

Joby Aviation closed at $10.00, up 6.5% on Thursday and 9.3% for the week, with investors watching FAA certification and cash use. Constellation Energy rose 8% for the week, closing at $274.06, as attention turns to whether new grid rules and project approvals will convert AI power demand into cash flow. Broadcom gained 4.7% to $411.35 but remains below its June 3 high amid questions about AI expectations. Cerebras Systems ended at $234.71, up 9.85% on June 18 and 9.7% for the week, though still well below its $350 debut. GE Aerospace closed at $357.64, up 6.7% for the week, outperforming the S&P 500 and Nasdaq, with investors awaiting its July 16 earnings. Roblox rose 7.31% to $51.53, with Wedbush noting increased engagement helped by “Grow a Garden 2” and a return to Russia. Dell ended at $409.50, down 2.34% for the session but up 3.5% since June 12. Applied Digital closed at $46.59, up 2.24% for the day and 9.1% for the week, after completing a $1.59 billion senior-secured notes sale. Oklo ended at $61.17, up 4%, with Centrus securing a letter for HALEU fuel deliveries starting in 2029. Robinhood finished at $108.15, up 16% for the week, and plans to cut about 10% of its workforce, expecting $28 million in restructuring charges. CoreWeave rose 17.3% to $117.95 ahead of joining the Nasdaq-100. Coherent closed at $389.57, up 2.8% for the day, after signing a letter of intent for up to $50 million from the U.S. CHIPS Act. Applied Optoelectronics fell 3.3% on Thursday and 4.3% for the week, with recent filings and management comments in focus. Micron rose 8.7% to $1,133.99, up 15.5% for the week, with upcoming earnings seen as a key test for the AI memory rally. Amkor Technology closed at $90.46, up 4.7%, boosted by a 10-year deal with TSMC for advanced packaging in Arizona. Rocket Lab ended at $107.24, up 4.7% for the week after an analyst upgrade and index news. Marvell rose 7.27% to $310.58, set to join the S&P 500, with KeyBanc raising its price target to $385. IonQ closed at $56.55, up 3.4% for the session but down 2.2% for the week, with news on government contracts expected. The U.S. Mint is launching a one-year coin series for the 250th anniversary of U.S. independence and will restart sales of the 1776-2026 Proof American Silver Eagle on June 24.